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CVE-2026-58045

Quick assessment

Affected
nodejs node
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

nodejs node是nodejs组织的一个事件驱动的脚本语言运行环境。 nodejs node 26.5.0及之前版本、24.18.0及之前版本和22.23.1及之前版本存在资源管理错误漏洞，该漏洞源于特制的TypedArray byteLength可触发同步node:zlib API中的可达断言，导致进程崩溃，重复利用可能导致拒绝服务。

AI Predicted 5.3 Difficulty: Easy EPSS 0.17% · P5

Affected Version Matrix 3

VendorProduct Version RangeStatus
nodejs node 26.5.0≤ 26.5.0 affected
24.18.0≤ 24.18.0 affected
22.23.1≤ 22.23.1 affected
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I. Basic Information for CVE-2026-58045

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw in Node.js allows a spoofed `TypedArray` `byteLength` to trigger a reachable assertion in the synchronous `node:zlib` APIs, causing the entire process to crash. All 11 synchronous zlib functions are affected. Repeated exploitation of this condition can result in a denial of service. This vulnerability affects Node.js **22.x**, **24.x**, and **26.x**.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
nodejs node 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
nodejs node是nodejs组织的一个事件驱动的脚本语言运行环境。 nodejs node 26.5.0及之前版本、24.18.0及之前版本和22.23.1及之前版本存在资源管理错误漏洞，该漏洞源于特制的TypedArray byteLength可触发同步node:zlib API中的可达断言，导致进程崩溃，重复利用可能导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
nodejs node 26.5.0 ~ 26.5.0 -

II. Public POCs for CVE-2026-58045

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III. Intelligence Information for CVE-2026-58045

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Security Blog Posts for CVE-2026-58045 (1)

Same Patch Batch · nodejs · 2026-08-04 · 6 CVEs total

CVE-2026-58041 Node.js 竞争条件问题漏洞
CVE-2026-58042 nodejs node 资源管理错误漏洞
CVE-2026-58044 nodejs node 输入验证错误漏洞
CVE-2026-56846 Node.js 资源管理错误漏洞
CVE-2026-56848 Node.js 资源管理错误漏洞

IV. Related Vulnerabilities

Same product: node
Same vendor: nodejs
Same weakness: CWE-400

V. Comments for CVE-2026-58045

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